The 4Steel Inv. Flare Nut Str. by Fittings Unlimited Inc is engineered for superior performance in fluid transfer applications. This flare nut fitting is made from high-strength steel, ensuring durability and resistance to corrosion. With a 4-inch size, it provides a reliable connection for various piping systems. The design allows for easy installation and maintenance, making it a preferred choice for professionals in the industry. This fitting meets stringent standards, ensuring compatibility with a wide range of applications, from automotive to industrial uses.